Annie's April Fool's Day Page
Tells about the holiday's history and considers the day from a Christian perspective.
April Fool's Day
Includes hoaxes, pranks, gag gifts, trivia, history, quotes, messages, funny party ideas and April Fool recipes.
Infoplease.com: April Fool's Day Has Serious Origins
Relates the serious origin and history of this light-hearted day.
Lesson Plan - April Fool's Day
Lesson plans for grades 3 and 4 developed as a student project at Utah State University.
Snopes.com - April Fool's Day Origins
In-depth look at several of the legends that surround the origins of the holiday. Includes some modern day examples.
Wikipedia - April Fool's Day
Hyperlinked encyclopedia article includes the day's origin and information on its customs in many countries.